How many significant figures are in each under- lined measurement?
a. 60 S = 1 min
b. 17.70 g of copper
c 1 km
1000 m d. 25 computers

In saturated organic compounds, all the bonds between carbon atoms are called?

An observation that requires measurement is called quantitative observable or qualitative

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5